Trace biomarker sensing
These P-doped mesoporous WO₃ spheres feature radially oriented channels and modified W coordination, enabling high sensitivity and fast response to 3-hydroxy-2-butanone, a biomarker of foodborne pathogen Listeria monocytogenes.
Chen, Kefu · Xie, Wenhe · Deng, Yu · Jingting, Han · Zhu, Yongheng · Sun, Jianguo · Yuan, Kaiping · Wu, Limin · Deng, Yonghui
ACS Nano 2023
Response Ra/Rg = 29 to 3 ppm 3-hydroxy-2-butanone
Response/recovery time 26/7 s
High specific surface area and crystalline skeleton